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[24.6.216.183]) by smtp.gmail.com with ESMTPSA id u20-20020a62ed14000000b0063d24fcc2besm12055178pfh.125.2023.05.15.13.02.35 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 15 May 2023 13:02:36 -0700 (PDT) Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.500.231\)) Subject: Re: Excessive TLB flush ranges From: Nadav Amit In-Reply-To: <87a5y5a6kj.ffs@tglx> Date: Mon, 15 May 2023 13:02:24 -0700 Cc: Andrew Morton , linux-mm , Christoph Hellwig , Uladzislau Rezki , Lorenzo Stoakes , Peter Zijlstra , Baoquan He , John Ogness , linux-arm-kernel@lists.infradead.org, Russell King , Mark Rutland , Marc Zyngier Message-Id: <3DEEEAA8-4213-48C8-B2DD-031098B38429@gmail.com> References: <87a5y5a6kj.ffs@tglx> To: Thomas Gleixner X-Mailer: Apple Mail (2.3731.500.231) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230515_130240_938939_CF30EF7C X-CRM114-Status: GOOD ( 15.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Cj4gT24gTWF5IDE1LCAyMDIzLCBhdCA5OjQzIEFNLCBUaG9tYXMgR2xlaXhuZXIgPHRnbHhAbGlu dXRyb25peC5kZT4gd3JvdGU6Cj4gCj4gCj4gU28gd2hpbGUgQVJNMzIsIENTS1ksIE5JT1MsIFBQ QyAoc29tZSB2YXJpYW50cyksIF9zaG91bGRfIGFyZ3VhYmx5IGhhdmUKPiBhIGZhbGxiYWNrIHRv IHRsYl9mbHVzaF9hbGwoKSB3aGVuIHRoZSByYW5nZSBpcyB0b28gbGFyZ2UsIHRoZXJlIGlzCj4g YW5vdGhlciBpc3N1ZS4gSSd2ZSBzZWVuIGEgY291cGxlIG9mIGluc3RhbmNlcyB3aGVyZSBfdm1f dW5tYXBfYWxpYXNlcygpCj4gY29sbGVjdHMgb25lIHBhZ2UgYW5kIHRoZSBhY3R1YWwgdmEgbGlz dCBoYXMgb25seSAyIHBhZ2VzLCB3aGljaCBtaWdodAo+IGJlIGV2ZW50dWFsbHkgd29ydGggdG8g Zmx1c2ggb25lIGJ5IG9uZS4KPiAKPiBJJ20gbm90IHN1cmUgd2hldGhlciB0aGF0J3Mgd29ydGgg aXQgYXMgY2hlY2tpbmcgZm9yIHRob3NlIGdhcHMgbWlnaHQgYmUKPiB0b28gZXhwZW5zaXZlIGZv ciB0aGUgY2FzZSB3aGVyZSBhIGxhcmdlIG51bWJlciBvZiB2YSBlbnRyaWVzIG5lZWRzIHRvCj4g YmUgZmx1c2hlZC4KCkkga25vdyB5b3Ugd2VyZSBjY+KAmWQsIGJ1dCBmb3IgdGhlIHJlY29yZCwg aGVyZSdzIGEgcmVsYXRlZCBkaXNjdXNzaW9uOgoKaHR0cHM6Ly9sb3JlLmtlcm5lbC5vcmcvYWxs L0NBKzU1YUZ3VlVrZGFmMF9yQms3dUpIUWpXWHUrT2NMVEhjNkZLdUNuMENiMkt2ZzlOQUBtYWls LmdtYWlsLmNvbS8KCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3Rz LmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5m by9saW51eC1hcm0ta2VybmVsCg==